Hurricane ALEX (Text)

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HURRICANE ALEX ADVISORY NUMBER 19
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL012010
400 AM CDT WED JUN 30 2010
...ALEX DEEPENING AS IT MOVES CLOSER TO THE NORTHEASTERN COAST
OF MEXICO...
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
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LOCATION...23.3N 95.1W
ABOUT 175 MI...280 KM E OF LA PESCA MEXICO
ABOUT 235 MI...375 KM SE OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/HR
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 7 MPH...11 KM/HR
MINIMUM CENTRAL PRESSURE...961 MB...28.38 INCHES
WATCHES AND WARNINGS
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CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* THE COAST OF TEXAS SOUTH OF BAFFIN BAY TO THE MOUTH OF THE RIO
GRANDE
* THE COAST OF MEXICO FROM THE MOUTH OF THE RIO GRANDE TO LA CRUZ
A TROPICAL STORM WARNING IN IN EFFECT FOR...
* THE COAST OF TEXAS FROM BAFFIN BAY TO PORT OCONNOR
* THE COAST OF MEXICO SOUTH OF LA CRUZ TO CABO ROJO
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF HURRICANE ALEX WAS LOCATED
NEAR LATITUDE 23.3 NORTH...LONGITUDE 95.1 WEST. ALEX IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 7 MPH...11 KM/HR. A SLOW WEST TO
WEST-NORTHWESTWARD MOTION IS EXPECTED OVER THE NEXT 24 TO 48 HOURS.
ON THE FORECAST TRACK...THE CENTER OF ALEX WILL APPROACH THE COAST
OF NORTHEASTERN MEXICO OR SOUTHERN TEXAS BY LATE THIS AFTERNOON OR
EARLY EVENING...AND MAKE LANDFALL IN THE HURRICANE WARNING AREA
LATE TONIGHT OR EARLY THURSDAY MORNING.
MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/HR...WITH HIGHER
GUSTS. ALEX IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE. ADDITIONAL STRENGTHENING IS FORECAST...AND
ALEX COULD BECOME A CATEGORY TWO HURRICANE PRIOR TO LANDFALL. ALEX
WILL BEGIN TO WEAKEN AFTER ITS CENTER CROSSES THE COASTLINE.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200
MILES...325 KM.
THE MINIMUM CENTRAL PRESSURE RECENTLY MEASURED BY AN AIR FORCE
RESERVE UNIT HURRICANE HUNTER AIRCRAFT WAS 961 MB...28.38 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...ALEX IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 6 TO 12 INCHES OVER PORTIONS OF NORTHEASTERN MEXICO AND SOUTHERN
TEXAS...WITH ISOLATED MAXIMUM AMOUNTS OF 20 INCHES. THESE RAINS
COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...
ESPECIALLY IN MOUNTAINOUS TERRAIN. RAINBANDS ASSOCIATED WITH ALEX
ARE SPREADING ONSHORE IN NORTHEASTERN MEXICO AND SOUTHERN TEXAS.
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE COAST
WITHIN THE HURRICANE AND TROPICAL STORM WARNING AREAS LATER THIS
MORNING...MAKING OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS.
STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY
AS MUCH AS 3 TO 5 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST
TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL. THE SURGE COULD
PENETRATE INLAND AS FAR AS SEVERAL MILES FROM THE SHORE WITH DEPTH
GENERALLY DECREASING AS THE WATER MOVES INLAND. NEAR THE COAST...
THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES.
TORNADOES...ISOLATED TORNADOES ARE POSSIBLE OVER PORTIONS OF EXTREME
SOUTHERN TEXAS TODAY.
NEXT ADVISORY
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NEXT INTERMEDIATE ADVISORY...700 AM CDT.
NEXT COMPLETE ADVISORY...1000 AM CDT.
$$
FORECASTER STEWART
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